SOLUTION: Can someone please solve the below and explain. Thank you so much. Factor Completly. Remember to look first for a common factor. Check by multiplying. If a polynomoal is prime s

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Can someone please solve the below and explain. Thank you so much. Factor Completly. Remember to look first for a common factor. Check by multiplying. If a polynomoal is prime s      Log On


   

Question 300548: Can someone please solve the below and explain. Thank you so much.
Factor Completly. Remember to look first for a common factor. Check by multiplying. If a polynomoal is prime state this. 3y^2-9y-84. Thanks again
Found 2 solutions by nerdybill, dabanfield:
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
3y^2-9y-84
3(y^2-3y-28)
3(y-7)(y+4)

Answer by dabanfield(803) About Me  (Show Source):
You can put this solution on YOUR website!
Can someone please solve the below and explain. Thank you so much.
Factor Completly. Remember to look first for a common factor. Check by multiplying. If a polynomoal is prime state this. 3y^2-9y-84. Thanks again
3y^2 - 9y - 84 =
3*(y^2 - 3y - 28) =
3*(y - 7)*(y + 4)